Here are some randomly selected joke topics
Barbers
How does a barber cut the moon's hair?
Eclipse it.
Sings
What is green and sings in the garden?
Elvis Parsley.
Succeed
If at first you don't succeed, try management.
Screaming
Dentist: Why are you screaming? I haven't started drilling yet.
Patient: I know, but you're standing on my foot.
Honk
Honk If Anything Falls Off
Dogs
When is a man like a dog?
When he is a boxer.
Cows
What do you get from pampered cows?
Spoiled milk.
Lorry
What do you call a lorry that is full of feet?
A toe truck.
Elbow
What can you hold in your left hand but not in your right hand?
Your right elbow.